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Service bulletin TSB150051-041415

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10087844
Published by NHTSA2017-01-05
Manufacturer's numberTSB150051-041415
Manufacturer's date2015-04-28
NHTSA componentENGINE

NHTSA's summary

THIS TECHNICAL SERVICE BULLETIN INTRODUCES NEW ENGINE BRAKE WIRE HARNES PART NUMBERS WHICH UTILIZE A NEW DESIGN. THE ADDITION OF A MOUNTING TAB TO THE ENGINE BRAKE WIRING HARNESS FRAME IMPROVES RETENTION CAPABILITY AND PREVENTS THE ENGINE BRAKE WIRING HARNES FROM MAKING CONTACT WITH OVERHEAD COMPONENTS.

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Engine

Vehicles listed
CUMMINS ISX

Listing a model year does not mean every vehicle of it is concerned: the document says which.